Motorola Edge 40 vs Xiaomi 15
The Verdict
Xiaomi 15 significantly outperforms the Motorola Edge 40 across nearly every technical metric. Snapdragon 8 Elite processing dominates MediaTek Dimensity 8020, while the display features superior brightness (3200 nits vs 1200), higher resolution (2670 x 1200), and LTPO technology for dynamic refresh rates. Camera capabilities heavily favor Xiaomi with 8K video recording, telephoto lens, and superior sensor technology (Light Fusion 900), compared to Edge 40's 4K@30fps limitation. Battery life extends from 4400 to 5400 mAh, and charging leaps to 90W wired plus 50W wireless versus 68W/15W. However, Motorola undercuts by $100, offering solid mid-range value with respectable specs and lighter build. For performance and features, Xiaomi 15 justifies the premium investment. Budget-conscious buyers may find Edge 40 adequate, but Xiaomi delivers flagship capabilities.
Who Should Buy
Buy the Motorola Edge 40 if…
- →Ultra-slim at 7.49 mm and light at 167 g with IP68 protection
- →144Hz pOLED display is exceptionally smooth
- →f/1.4 main camera aperture captures excellent low-light photos
Buy the Xiaomi 15 if…
- →Snapdragon 8 Elite delivers top-tier performance
- →Triple 50MP camera system with Leica optics at a competitive price
- →Compact 6.36-inch size with flagship specs — rare in 2025
Category Scores
Pros & Cons
Motorola Edge 40
Pros
- Ultra-slim at 7.49 mm and light at 167 g with IP68 protection
- 144Hz pOLED display is exceptionally smooth
- f/1.4 main camera aperture captures excellent low-light photos
- 68W fast charging with wireless charging at this price
- Vegan leather option provides a unique, grippy texture
Cons
- Dimensity 8020 is a mid-range chip — not flagship performance
- Only one OS update promised by Motorola
- 4400 mAh battery is modest for heavy users
- No telephoto camera for zoom shots
- 256 GB single storage option with no expansion
Xiaomi 15
Pros
- Snapdragon 8 Elite delivers top-tier performance
- Triple 50MP camera system with Leica optics at a competitive price
- Compact 6.36-inch size with flagship specs — rare in 2025
- Blazing 90W wired charging fills the 5400 mAh battery in under 30 minutes
- 3200-nit peak brightness is excellent for outdoor visibility
Cons
- HyperOS still carries some bloatware and ad placements
- 2.6x telephoto lacks the reach of 5x periscope competitors
- Limited global availability compared to Samsung and Apple
- No headphone jack
Full Specifications
| Spec | Motorola Edge 40 | Xiaomi 15 |
|---|---|---|
| Software | Android 13 | Android 15 (HyperOS 2) |
| Body | ||
| Weight | 167 g | 191 g |
| Material | Aluminum frame, vegan leather or glass back | Aluminum frame, Gorilla Glass Victus 2 |
| IP rating | IP68 | IP68 |
| Dimensions | 158.4 x 72 x 7.49 mm | 152.3 x 71.2 x 8.08 mm |
| Camera | ||
| Main camera | 50 MP, f/1.4, OIS, PDAF | 50 MP, f/1.6, OIS (Light Fusion 900 sensor) |
| Front camera | 32 MP, f/2.4 | 32 MP, f/2.0 |
| Video | 4K@30fps | 8K@24fps, 4K@60fps |
| Ultrawide | 13 MP, f/2.2, macro mode | 50 MP, f/2.2, 115-degree |
| Telephoto | — | 50 MP, f/2.0, 2.6x optical zoom |
| Memory | ||
| RAM | 8 GB | 12 GB |
| Storage options | 256 GB | 256 GB, 512 GB |
| Battery | ||
| Capacity | 4400 mAh | 5400 mAh |
| Charging | 68W wired (TurboPower) | 90W wired |
| Wireless charging | 15W wireless | 50W wireless |
| Display | ||
| Size | 6.55 inches | 6.36 inches |
| Type | pOLED | LTPO AMOLED |
| Resolution | 2400 x 1080 | 2670 x 1200 |
| Refresh rate | 144Hz | 1-120Hz |
| Brightness (nits) | 1200 | 3200 |
| Processor | ||
| CPU | Octa-core (4x2.6 GHz + 4x2.0 GHz) | Octa-core (2x4.32 GHz + 6x3.53 GHz) |
| GPU | Mali-G77 MC9 | Adreno 830 |
| Chipset | MediaTek Dimensity 8020 | Qualcomm Snapdragon 8 Elite |
| Connectivity | ||
| 5G | ||
| NFC | ||
| USB | USB-C 2.0 | USB-C 3.2 |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
Related Comparisons
This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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